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Welcome to the Data Storage and Querying MCQs Page

Dive deep into the fascinating world of Data Storage and Querying with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Data Storage and Querying, a crucial aspect of DBMS. In this section, you will encounter a diverse range of MCQs that cover various aspects of Data Storage and Querying, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within DBMS.

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Check out the MCQs below to embark on an enriching journey through Data Storage and Querying. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of DBMS.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Data Storage and Querying. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Data Storage and Querying MCQs | Page 14 of 21

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Q131.
What is incremental materialized view maintenance?

a.

Modifying all the parts of the view

b.

Modifying only the affected parts of the view

c.

Not modifying the view

d.

None of the mentioned

Discuss
Answer: (b).Modifying only the affected parts of the view
Q132.
Which of the following is a type of materialized view management?

a.

Incremental view management

b.

Immediate view management

c.

Deferred view management

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q133.
What are differentials in view management?

a.

The differences between relations

b.

The changes made to a relation

c.

The changes made to an expression

d.

More than one of the mentioned

Discuss
Answer: (d).More than one of the mentioned
Q134.
The sequence of queries that reflect the typical load on the system are known as ________

a.

Efficacies

b.

Workload

c.

Selection

d.

Balancers

Discuss
Answer: (b).Workload
Q135.
The problem of an update affecting the execution of a query associated with the update is known as the _________

a.

Updation problem

b.

Incremental problem

c.

Halloween problem

d.

Optimization problem

Discuss
Answer: (c).Halloween problem
Q136.
Reducing the complexity of complex queries by similarly handling sub-queries is known as ______

a.

Complex query handling

b.

Multi query optimization

c.

Complex query optimization

d.

Parametric query optimization

Discuss
Answer: (b).Multi query optimization
Q137.
Which of the following is a multi-query optimization technique

a.

Shared scan optimization

b.

Parametric query optimization

c.

Index optimization

d.

All of the mentioned

Discuss
Answer: (a).Shared scan optimization
Q138.
If a query is optimized without providing specific values for its parameters the technique is called __________

a.

Complex query handling

b.

Multi query optimization

c.

Complex query optimization

d.

Parametric query optimization

Discuss
Answer: (d).Parametric query optimization
Q139.
A collection of data designed to be used by different people is called a/an

a.

Organization

b.

Database

c.

Relationship

d.

Schema

Discuss
Answer: (b).Database
Q140.
Which of the following schemas does define a view or views of the database for particular users?

a.

Internal schema

b.

Conceptual schema

c.

Physical schema

d.

External schema

Discuss
Answer: (d).External schema
Page 14 of 21

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